44089209 has 12 divisors (see below), whose sum is σ = 63835200. Its totient is φ = 29323224.

The previous prime is 44089207. The next prime is 44089219. The reversal of 44089209 is 90298044.

It is a happy number.

44089209 is a `hidden beast` number, since 440 + 8 + 9 + 209 = 666.

It is not a de Polignac number, because 44089209 - 2¹ = 44089207 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (44089207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1629 + ... + 9530.

It is an arithmetic number, because the mean of its divisors is an integer number (5319600).

Almost surely, 2^44089209 is an apocalyptic number.

It is an amenable number.

44089209 is a deficient number, since it is larger than the sum of its proper divisors (19745991).

44089209 is a wasteful number, since it uses less digits than its factorization.

44089209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11604 (or 11601 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 44089209 is about 6639.9705571636. The cubic root of 44089209 is about 353.2732625025.

The spelling of 44089209 in words is "forty-four million, eighty-nine thousand, two hundred nine".